package com.zzty.springmybatis.service;

import java.util.List;

import org.apache.ibatis.annotations.Param;

import com.zzty.springmybatis.entity.ClassGroup;
import com.zzty.springmybatis.entity.User;

public interface GroupService {

	List<User> selectall(String clazzId);
	
	Integer insertGroup(ClassGroup group);
	
	Integer count(Integer clazzId);
	
	Integer delete(Integer clazzId);
}
